Home / 192,755,917.62-288,888,232.59-90,294,092.82

Finding the Fourth Proportional to 192,755,917.62, 288,888,232.59 and 90,294,092.82

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Solution

The fourth proportional to 192,755,917.62, 288,888,232.59 and 90,294,092.82 is: 135,326,070.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,755,917.62 : 288,888,232.59 = 90,294,092.82 : x
  2. Step 2: Convert to fraction form
    192,755,917.62/288,888,232.59 = 90,294,092.82/x
  3. Step 3: Cross multiply
    192,755,917.62x = 288,888,232.59 × 90,294,092.82
  4. Step 4: Simplify right side
    192,755,917.62x = 26,084,900,888,087,204
  5. Step 5: Solve for x
    x = 26,084,900,888,087,204/192,755,917.62
  6. Step 6: Final answer
    x = 135,326,070.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.